American Airlines is celebrating the 30th Anniversary of its frequent flyer program by offering 30 days of deals. From April 18 through May 27, 2011, you can score bonus miles, flight deals and big discounts on American Airlines, Avis, Hertz, Starwood Hotels and more. Visit aa.com/AAdvantage30th each weekday to view the daily deal and to register to win 30,000 AAdvantage miles. Incredible prizes are up for grabs, including a 2012 Chevrolet Camaro. Read more about the promotion here.